The answer could actually be "climb" or "was climbing," but traditionally should be "climb." Hope this helps :)
Assuming that you're talking about the lines in Dickinson's Pride and Prejudice,
Those lines indicate that Dickinson view pride as something that does not require self praise or self mentioned. It should be something that one's hold as an individual belief
Your answer would be C) The claims do not provide enough information to support the conclusion that is reached. Hope this helps!